Presentation is loading. Please wait.

Presentation is loading. Please wait.

1 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G19.07.2012 The Gas Engine 20V35/44G by MAN Diesel & Turbo SE [Optional] subtitle, referent and location,

Similar presentations


Presentation on theme: "1 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G19.07.2012 The Gas Engine 20V35/44G by MAN Diesel & Turbo SE [Optional] subtitle, referent and location,"— Presentation transcript:

1 1 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G The Gas Engine 20V35/44G by MAN Diesel & Turbo SE [Optional] subtitle, referent and location, date

2 2 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G All data provided in this document is non-binding. This data serves informational purposes only and is especially not guaranteed in any way. Depending on the subsequent specific individual projects, the relevant data may be subject to changes and will be assessed and determined individually for each project. This will depend on the particular characteristics of each individual project, especially specific site and operational conditions. Disclaimer

3 3 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G The Gas Engine 20V35/44G by MAN Diesel & Turbo SE Agenda: Gas Engine Portfolio of MAN Diesel & Turbo SE 20V35/44G - Main Technical Data Technical Features and Innovations Gas Specification and Exhaust Emissions Applications Operational Behaviour Summary

4 4 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Starting of Assembly of new MAN Gas Engine 20V35/44G in Augsburg (Jan. 2011)

5 5 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G – Project Status: Engine on Test bed (10/ /2013)

6 6 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G MAN Diesel & Turbo Stationary Gas Engine Portfolio Power 50 Hz [MW m ] 18.9 MW 51/60G 1050 kW m 500 rpm 35/44G 530 kW m 750 rpm 32/40G 450 kW m 750 rpm 10.6 MW 8.1 MW 8.8 – 17.6 MW 51/60DF 975 kW m 500 rpm 32/40DF 400 kW m 750 rpm 3.6 – 7.2 MW Gas Engines (Spark ignited Dual Fuel Engines

7 7 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Properties of Gas Engine 20V35/44G Otto Combustion Process with Lean Burn Principle (Spark Ignited) Natural Gas as Fuel (Low Pressure Gas Supply) Progressive Engine Design with Newest Methods and Tools Single Stage Turbocharging with Variable Turbine Area (VTA) Waste Heat Utilization for Combined Cycle (CC) and Combined Heat and Power (CHP) Reliable Safety System High Power Output per Engine for Low Engine Cost High Efficiencies for Low Operating Cost Low Exhaust Emissions Compliant to all Relevant Legislations Low Maintenance Cost High Maintainability and MAN proven Robustness High Availability Results

8 8 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Main Technical Data 20V35/44G SpecificationDimensionValue 50 HzValue 60 Hz Bore / Strokemm350 / 440 Swept Volumelitre42,3 V - angle°55 Speedrpm Cyl. OutputkW m /Cyl bmepbar20 Engine OutputkW m Efficiency TA-Luft, MN = 80, 100 % load, cos = 0,9 5 % tolerance, ISO Cond. (25 °C, 1 bar) with attached pumps kJ/kWh el % el 7, Heightmm4.500 Widthmm3.850 Lengthmm9.900 Weight (dry)tons113,5

9 9 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Key Dimensions Engine 20V35/44G mm mm Mass (dry): 113,5 t

10 10 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Generator Set Dimensions 20V35/44G Mass (dry): 145 tons (Engine: t, Coupling: 1.0 t, Generator: 30.5 t)

11 11 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Technical Features and Innovations 20V35/44G Turbocharger Assembly: modular concept, central exhaust housing, braced on base frame Safety System: active monitoring, knocking control, pressure relief valves Electronics, Cabling: On-Engine-Concept, cable looms, connectors/clips Lambda Control: VTA, wastegate, compressor bypass Base Frame: integral part of engine, (oil pan, structure stiffness) Starting System: air pressure starter, slow turn function Interfaces to Plant gas system, coolant system, oil system are located on counter coupling side

12 12 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Technical Features and Innovations 20V35/44G Combustion Process: lean burn Otto process, Miller cycle high efficiency, wide operation area Exhaust Pipe: ceramics foam isolated, reduced flow losses Cranktrain: lightweight train with high efficiency MAN piston development, Crankcase: short main tie rods, high stiffness, V-angle 55 ° Ignition System: gas flushed prechamber, spark plug, gas admission valves Ignition Energy Control Valvetrain: improved gas exchange, central camshaft, swing and rocker arms

13 13 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Ignition Process: 1.Main combustion chamber will be filled with lean mixture of natural gas and air 2.Prechamber will be flushed with natural gas (rich mixture within prechamber) 3.Compression by upward piston motion (checkvalve prevents gas losses) 4.Spark plug initiates the ignition within prechamber 5.Flames coming out of the prechamber start combustion within main combustion chamber The Gas Engine 20V35/44G Pre-chamber Spark Ignition Principle

14 14 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G Engine Controls SaCoS_one SACOS one ENGINE CONTROL - LAMBDA CONTROL - GVU CONTROL - LOAD CONTROL SAFETY SYSTEM ALARM SYSTEM SACOS one INJECTION UNIT SACOS one IGNITION UNIT SACOS one KNOCK CONTROL UNIT EXHAUSTAIR G PRECHAMBER GVU GAS VALVE UNIT MAIN GVU GAS VALVE UNIT

15 15 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G The world-wide strongest 10 MW gas engine from MAN Diesel & Turbo Length incl. Generator: 14m High: 4,5m Width: 4,5m Weight: 145t 47.2% electrical efficiency

16 16 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G Released Fuel Gas Specification LHV [MJ/m N ³] MN [ - ] Natural Gas H [36/92] Natural Gas L [32/88] Efficiency Reduction and possibly Power Derating 10 Rated Power No Operation Methane [36/100] Propene C 3 H 6 [88/19] Biogas [23/133] Ethene C 2 H 4 [60/15] Ethane C 2 H 6 [65/44] Propane C 3 H 8 [93/34] Butane C 4 H 10 [124/10] Fuel Specification (Natural Gas): Lower Heating Value (LHV):> 32,4 MJ/m N ³ Sulfur:< 30 mg/m N ³ H 2 S:< 5 mg/m N ³ Fluoride:< 5 mg/m N ³ Chlorine:< 10 mg/m N ³ Clean and dry

17 17 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G Exhaust Gas Emissions NO x THCCOHCHOSO 2 NMHCNote [mg/m N 5 % O 2 ] TA-Luft 5 % O 2 ) EU Directive (IED / IPPC 1) ) 15 % O 2 ) 200 (75) -266 (100) --- Will come into effect 2013; Exhaust Gas Aftertreatment (SCR) possible for higher effic. 1) Industrial Emissions Directive / Integrated Pollution Prevention and Control Emission Legislation for Spark Ignited Gas Engines (Excerpt): Emissions Compared to Diesel HFO Engines: CO 2 :- 25 % NO x :- 80 % additional SCR-Catalyst possible, if desired CO:+ 20 % Oxidation Catalyst Particles / SO 2 :- 99 %

18 18 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G Operational Behaviour

19 19 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G Operational Behaviour Fuel Gas Specification (Standard Engine Design) Water Inlet Temp. of Charge Air Cooler Stage 2 Reference Conditions:- Air Temperature / Pressure:25 °C / mbar (ISO )- Relative Humidity:30 % - Charge Air Temperature:43 °C - Exhaust Gas Backpressure:30 mbar - Methane Number (Natural Gas) 80 T CA = 43 °CT CA = 50 °C

20 20 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G Operational Behaviour Load Steps at Island Mode 20V35/44G Base Load [kW m ] Load Step [kW m ] (25 %) (50 %) (75 %) (90 %) Compensation of Ambient Temperature Fluctuations Example: T air,max = + 30 °C T air,min = - 10 °C Full Power Output w/o Derating

21 21 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G for CHP Applications Hot water generation, e.g. 60/125°C

22 22 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G for CHP Applications Steam and Hot Water Generation

23 23 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Heat balance for the 20V35/44G -> case, district heating 60°C/125°C Fuel input: 22,5 MW th ; Recoverable thermal output: 9,8 MW th (above 60°C) 20V35/44G for CHP Applications Thermal Output and Temperature Levels T amb : 25°C; p amb : 1000 mbar; Back pressure: 30 mbar; Attached pumps: 1x lube oil, 2x cooling water; Methane number: >80 Exhaust gas Charge air cooler 1 Charge air cooler 2 Lube oil cooler Jacket cooling water Power in kW th 4,9651, ,1001,400 Temperature level in primary circuit (in/out °C) 370/12085/9673/7765/7677/85 Flow in primary circuit 65 t/h140 m³/h 200 m³/h140 m³/h

24 24 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G for CHP Applications CHP – Performance Statement 43.6% Excellent CO 2 statement In CHP: 225 g/kWh Electricity only: 439 g/kWh Alpha number: 1,1 (Stromkennzahl) Heat balance for the 20V35/44G -> case, hot water 60°C/125°C - Fuel input: 22,5 MW th - Recoverable thermal output: 9,8 MW th ; - Electrical Output: 10,34 MW el 46.0% 89.6% Efficiency Eta TotalEta electrical plus heat Based on 20V35/44G ISO-3046 conditions; 89.6% total efficiency for hot water applications – high efficient gas engine plus efficient waste heat utilisation

25 25 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G for Combined Cycle Engine Combined Cycle - System Overview 25 bar 360 °C 4 bar 144 °C 3,6 bar 140 °C 4,5 bar 26 bar 370 °C 120 °C 0,16 bar 55 °C Waste heat potential - exhaust gas - cooling water Exhaust Gas - ca. 30% of fuel input - ca. 340°C – 370°C - used for steam generation High temperature cooling water - ca. 13% of fuel input - 90°C - used for condensate preheating, - preheating of aux. consumers

26 26 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G for Combined Cycle Engine Combined Cycle - Concept MAN diesel / gas engines MAN steam turbine Boost the efficiency of a power plant with Gas engines by adding heat recovery steam generators and a steam turbine MAN Diesel & Turbos steam turbine family is optimised for CC applications MAN RENK gearbox System is modular, easy to commission, easy to operate Increase of plant efficiency up to 5% Increase of power output up to 13% Concept of the Combined Cycle Package Strong Synergy : In-house Engine and Turbine Technology

27 27 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Combined Cycle Applications MAN MARC Steam Turbines

28 28 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G V35/44G Summary – Your Benefits Reliable Power Source kW m Rated Power (50Hz) Low Fuel Cost 47.2 % Electrical efficiency Simple cycle 50.4 % Electrical efficiency Combined cycle Heat Utilization (District heating) ~90 % Total CHP efficiency Short Power Ramp Up Time 100 % Load within 5 Minutes Changing Ambient Conditions T air = 40 Kelvin without Power Derating Ease of Maintenance / High Availability Simple & fast exchange of spark plugs High Safety Standards Active monitoring, Safety devices, CE conformity

29 29 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G Q&A


Download ppt "1 < >MAN Diesel & TurboAuthor:Gas Engine 20V35/44G19.07.2012 The Gas Engine 20V35/44G by MAN Diesel & Turbo SE [Optional] subtitle, referent and location,"

Similar presentations


Ads by Google